protactinium
French, noun/pʁɔ.tak.ti.njɔm/
protactinium is spelled P-R-O-T-A-C-T-I-N-I-U-M (12 letters) and appears about once in every 98 million words in written French, the 308,115th most frequent French word form (wordfreq, 2021 data). Protactinium is a French masculine noun meaning “protactinium” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Élément chimique de numéro atomique 91 et de symbole Pa appartenant à la série chimique des actinides”.
What does protactinium mean in English?
noun
- 1
masculineprotactinium
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
noun: 1. Élément chimique de numéro atomique 91 et de symbole Pa appartenant à la série chimique des actinides. 2. Métal pur de cet élément. 3. Atome (ou, par ellipse, noyau) de protactinium.
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of protactinium
- protactiniums plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce protactinium?
- /pʁɔ.tak.ti.njɔm/
- \pʁɔ.tak.ti.njɔm\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to protactinium
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is protactinium in French?
protactinium appears about once in every 98 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).